Second Cybertronian War (SG)

This article is about war from Shattered Glass. For its positive polarity counterpart, see Great War (G1). For a list of other meanings, see Great War (disambiguation).

For the other Second Cybertronian War from Animated, see Second Cybertronian War.

The Second Cybertronian War, sometimes known as the Great War, was a conflict in various negative polarity universes between the evil Autobot Imperium and the heroic Decepticon resistance. Started by the mad tyrant Optimus Prime out of a personal desire to carve a legacy for himself, the Second Cybertronian War brought an end to Cybertron's Golden Age. It tends to end up moving offworld.